Use jsonmethodcodec

Author: justinmc

shell/platform/android/io/flutter/embedding/engine/systemchannels/ScribeChannel.java

@@ -14,9 +14,9 @@
 import androidx.annotation.VisibleForTesting;
 import io.flutter.Log;
 import io.flutter.embedding.engine.dart.DartExecutor;
+import io.flutter.plugin.common.JSONMethodCodec;
 import io.flutter.plugin.common.MethodCall;
 import io.flutter.plugin.common.MethodChannel;
-import io.flutter.plugin.common.StandardMethodCodec;
 
 /**
  * {@link ScribeChannel} is a platform channel that is used by the framework to facilitate the
@@ -45,7 +45,6 @@ public void onMethodCall(@NonNull MethodCall call, @NonNull MethodChannel.Result
             return;
           }
           String method = call.method;
-          Object args = call.arguments;
           Log.v(TAG, "Received '" + method + "' message.");
           switch (method) {
             case METHOD_IS_STYLUS_HANDWRITING_AVAILABLE:
@@ -92,7 +91,7 @@ private void startStylusHandwriting(
   }
 
   public ScribeChannel(@NonNull DartExecutor dartExecutor) {
-    channel = new MethodChannel(dartExecutor, "flutter/scribe", StandardMethodCodec.INSTANCE);
+    channel = new MethodChannel(dartExecutor, "flutter/scribe", JSONMethodCodec.INSTANCE);
     channel.setMethodCallHandler(parsingMethodHandler);
   }
 

shell/platform/android/test/io/flutter/embedding/engine/systemchannels/ScribeChannelTest.java

@@ -15,8 +15,8 @@
 import androidx.test.ext.junit.runners.AndroidJUnit4;
 import io.flutter.embedding.engine.dart.DartExecutor;
 import io.flutter.plugin.common.BinaryMessenger;
+import io.flutter.plugin.common.JSONMethodCodec;
 import io.flutter.plugin.common.MethodCall;
-import io.flutter.plugin.common.StandardMethodCodec;
 import java.nio.ByteBuffer;
 import org.junit.Before;
 import org.junit.Test;
@@ -29,7 +29,7 @@ public class ScribeChannelTest {
   private static BinaryMessenger.BinaryReply sendToBinaryMessageHandler(
       BinaryMessenger.BinaryMessageHandler binaryMessageHandler, String method) {
     MethodCall methodCall = new MethodCall(method, null);
-    ByteBuffer encodedMethodCall = StandardMethodCodec.INSTANCE.encodeMethodCall(methodCall);
+    ByteBuffer encodedMethodCall = JSONMethodCodec.INSTANCE.encodeMethodCall(methodCall);
     BinaryMessenger.BinaryReply mockReply = mock(BinaryMessenger.BinaryReply.class);
     binaryMessageHandler.onMessage((ByteBuffer) encodedMethodCall.flip(), mockReply);
     return mockReply;